257070982

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1\times {\mathrm{1069}}^1$

素因数の和:1360

約数の個数: 32

約数和(自身を含む): 448372800

約数和(自身を除く): 191301818

約数列:

[1, 2, 7, 14, 89, 178, 193, 386, 623, 1069, 1246, 1351, 2138, 2702, 7483, 14966, 17177, 34354, 95141, 120239, 190282, 206317, 240478, 412634, 665987, 1331974, 1444219, 2888438, 18362213, 36724426, 128535491, 257070982]

約数ペア:

[(1, 257070982), (2, 128535491), (7, 36724426), (14, 18362213), (89, 2888438), (178, 1444219), (193, 1331974), (386, 665987), (623, 412634), (1069, 240478), (1246, 206317), (1351, 190282), (2138, 120239), (2702, 95141), (7483, 34354), (14966, 17177)]